a4c07f2d9f
2008-01-12 Paolo Carlini <pcarlini@suse.de> PR libstdc++/34730 * include/debug/functions.h (__check_sorted_set, __check_sorted_set_aux): Add. (__check_sorted): Check StrictWeakOrdering. * include/debug/macros.h (__glibcxx_check_strict_weak_ordering, __glibcxx_check_strict_weak_ordering_pred): Remove. (__glibcxx_check_sorted, __glibcxx_check_sorted_pred): Adjust. (__glibcxx_check_sorted_set, __glibcxx_check_sorted_set_pred): Add. * include/debug/debug.h (__glibcxx_requires_sorted_set, __glibcxx_requires_sorted_set_pred): Add. * include/bits/stl_algo.h (merge, includes, set_union, set_intersection, set_difference, set_symmetric_difference): Adjust, use __glibcxx_requires_sorted_set* instead. * testsuite/25_algorithms/set_intersection/34730.cc: New. From-SVN: r131500
252 lines
11 KiB
C++
252 lines
11 KiB
C++
// Debugging support implementation -*- C++ -*-
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// Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008
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// Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 2, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING. If not, write to the Free
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// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
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// USA.
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// As a special exception, you may use this file as part of a free software
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// library without restriction. Specifically, if other files instantiate
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// templates or use macros or inline functions from this file, or you compile
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// this file and link it with other files to produce an executable, this
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// file does not by itself cause the resulting executable to be covered by
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// the GNU General Public License. This exception does not however
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// invalidate any other reasons why the executable file might be covered by
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// the GNU General Public License.
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/** @file debug/macros.h
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* This file is a GNU debug extension to the Standard C++ Library.
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*/
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#ifndef _GLIBCXX_DEBUG_MACROS_H
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#define _GLIBCXX_DEBUG_MACROS_H 1
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/**
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* Macros used by the implementation to verify certain
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* properties. These macros may only be used directly by the debug
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* wrappers. Note that these are macros (instead of the more obviously
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* "correct" choice of making them functions) because we need line and
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* file information at the call site, to minimize the distance between
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* the user error and where the error is reported.
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*
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*/
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#define _GLIBCXX_DEBUG_VERIFY(_Condition,_ErrorMessage) \
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do \
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{ \
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if (! (_Condition)) \
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__gnu_debug::_Error_formatter::_M_at(__FILE__, __LINE__) \
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._ErrorMessage._M_error(); \
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} while (false)
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// Verify that [_First, _Last) forms a valid iterator range.
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#define __glibcxx_check_valid_range(_First,_Last) \
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_GLIBCXX_DEBUG_VERIFY(__gnu_debug::__valid_range(_First, _Last), \
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_M_message(__gnu_debug::__msg_valid_range) \
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._M_iterator(_First, #_First) \
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._M_iterator(_Last, #_Last))
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/** Verify that we can insert into *this with the iterator _Position.
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* Insertion into a container at a specific position requires that
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* the iterator be nonsingular (i.e., either dereferenceable or
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* past-the-end) and that it reference the sequence we are inserting
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* into. Note that this macro is only valid when the container is a
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* _Safe_sequence and the iterator is a _Safe_iterator.
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*/
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#define __glibcxx_check_insert(_Position) \
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_GLIBCXX_DEBUG_VERIFY(!_Position._M_singular(), \
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_M_message(__gnu_debug::__msg_insert_singular) \
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._M_sequence(*this, "this") \
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._M_iterator(_Position, #_Position)); \
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_GLIBCXX_DEBUG_VERIFY(_Position._M_attached_to(this), \
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_M_message(__gnu_debug::__msg_insert_different) \
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._M_sequence(*this, "this") \
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._M_iterator(_Position, #_Position))
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/** Verify that we can insert the values in the iterator range
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* [_First, _Last) into *this with the iterator _Position. Insertion
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* into a container at a specific position requires that the iterator
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* be nonsingular (i.e., either dereferenceable or past-the-end),
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* that it reference the sequence we are inserting into, and that the
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* iterator range [_First, Last) is a valid (possibly empty)
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* range. Note that this macro is only valid when the container is a
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* _Safe_sequence and the iterator is a _Safe_iterator.
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*
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* @tbd We would like to be able to check for noninterference of
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* _Position and the range [_First, _Last), but that can't (in
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* general) be done.
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*/
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#define __glibcxx_check_insert_range(_Position,_First,_Last) \
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__glibcxx_check_valid_range(_First,_Last); \
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_GLIBCXX_DEBUG_VERIFY(!_Position._M_singular(), \
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_M_message(__gnu_debug::__msg_insert_singular) \
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._M_sequence(*this, "this") \
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._M_iterator(_Position, #_Position)); \
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_GLIBCXX_DEBUG_VERIFY(_Position._M_attached_to(this), \
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_M_message(__gnu_debug::__msg_insert_different) \
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._M_sequence(*this, "this") \
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._M_iterator(_Position, #_Position))
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/** Verify that we can erase the element referenced by the iterator
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* _Position. We can erase the element if the _Position iterator is
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* dereferenceable and references this sequence.
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*/
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#define __glibcxx_check_erase(_Position) \
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_GLIBCXX_DEBUG_VERIFY(_Position._M_dereferenceable(), \
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_M_message(__gnu_debug::__msg_erase_bad) \
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._M_sequence(*this, "this") \
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._M_iterator(_Position, #_Position)); \
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_GLIBCXX_DEBUG_VERIFY(_Position._M_attached_to(this), \
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_M_message(__gnu_debug::__msg_erase_different) \
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._M_sequence(*this, "this") \
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._M_iterator(_Position, #_Position))
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/** Verify that we can erase the elements in the iterator range
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* [_First, _Last). We can erase the elements if [_First, _Last) is a
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* valid iterator range within this sequence.
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*/
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#define __glibcxx_check_erase_range(_First,_Last) \
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__glibcxx_check_valid_range(_First,_Last); \
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_GLIBCXX_DEBUG_VERIFY(_First._M_attached_to(this), \
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_M_message(__gnu_debug::__msg_erase_different) \
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._M_sequence(*this, "this") \
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._M_iterator(_First, #_First) \
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._M_iterator(_Last, #_Last))
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// Verify that the subscript _N is less than the container's size.
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#define __glibcxx_check_subscript(_N) \
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_GLIBCXX_DEBUG_VERIFY(_N < this->size(), \
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_M_message(__gnu_debug::__msg_subscript_oob) \
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._M_sequence(*this, "this") \
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._M_integer(_N, #_N) \
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._M_integer(this->size(), "size"))
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// Verify that the container is nonempty
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#define __glibcxx_check_nonempty() \
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_GLIBCXX_DEBUG_VERIFY(! this->empty(), \
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_M_message(__gnu_debug::__msg_empty) \
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._M_sequence(*this, "this"))
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// Verify that the iterator range [_First, _Last) is sorted
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#define __glibcxx_check_sorted(_First,_Last) \
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__glibcxx_check_valid_range(_First,_Last); \
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_GLIBCXX_DEBUG_VERIFY(__gnu_debug::__check_sorted(_First, _Last), \
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_M_message(__gnu_debug::__msg_unsorted) \
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._M_iterator(_First, #_First) \
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._M_iterator(_Last, #_Last))
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/** Verify that the iterator range [_First, _Last) is sorted by the
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predicate _Pred. */
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#define __glibcxx_check_sorted_pred(_First,_Last,_Pred) \
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__glibcxx_check_valid_range(_First,_Last); \
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_GLIBCXX_DEBUG_VERIFY(__gnu_debug::__check_sorted(_First, _Last, _Pred), \
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_M_message(__gnu_debug::__msg_unsorted_pred) \
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._M_iterator(_First, #_First) \
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._M_iterator(_Last, #_Last) \
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._M_string(#_Pred))
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// Special variant for std::merge, std::includes, std::set_*
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#define __glibcxx_check_sorted_set(_First1,_Last1,_First2) \
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__glibcxx_check_valid_range(_First1,_Last1); \
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_GLIBCXX_DEBUG_VERIFY( \
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__gnu_debug::__check_sorted_set(_First1, _Last1, _First2), \
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_M_message(__gnu_debug::__msg_unsorted) \
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._M_iterator(_First1, #_First1) \
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._M_iterator(_Last1, #_Last1))
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// Likewise with a _Pred.
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#define __glibcxx_check_sorted_set_pred(_First1,_Last1,_First2,_Pred) \
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__glibcxx_check_valid_range(_First1,_Last1); \
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_GLIBCXX_DEBUG_VERIFY( \
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__gnu_debug::__check_sorted_set(_First1, _Last1, _First2, _Pred), \
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_M_message(__gnu_debug::__msg_unsorted_pred) \
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._M_iterator(_First1, #_First1) \
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._M_iterator(_Last1, #_Last1) \
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._M_string(#_Pred))
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/** Verify that the iterator range [_First, _Last) is partitioned
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w.r.t. the value _Value. */
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#define __glibcxx_check_partitioned_lower(_First,_Last,_Value) \
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__glibcxx_check_valid_range(_First,_Last); \
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_GLIBCXX_DEBUG_VERIFY(__gnu_debug::__check_partitioned_lower(_First, _Last, \
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_Value), \
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_M_message(__gnu_debug::__msg_unpartitioned) \
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._M_iterator(_First, #_First) \
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._M_iterator(_Last, #_Last) \
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._M_string(#_Value))
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#define __glibcxx_check_partitioned_upper(_First,_Last,_Value) \
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__glibcxx_check_valid_range(_First,_Last); \
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_GLIBCXX_DEBUG_VERIFY(__gnu_debug::__check_partitioned_upper(_First, _Last, \
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_Value), \
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_M_message(__gnu_debug::__msg_unpartitioned) \
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._M_iterator(_First, #_First) \
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._M_iterator(_Last, #_Last) \
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._M_string(#_Value))
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/** Verify that the iterator range [_First, _Last) is partitioned
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w.r.t. the value _Value and predicate _Pred. */
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#define __glibcxx_check_partitioned_lower_pred(_First,_Last,_Value,_Pred) \
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__glibcxx_check_valid_range(_First,_Last); \
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_GLIBCXX_DEBUG_VERIFY(__gnu_debug::__check_partitioned_lower(_First, _Last, \
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_Value, _Pred), \
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_M_message(__gnu_debug::__msg_unpartitioned_pred) \
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._M_iterator(_First, #_First) \
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._M_iterator(_Last, #_Last) \
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._M_string(#_Pred) \
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._M_string(#_Value))
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/** Verify that the iterator range [_First, _Last) is partitioned
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w.r.t. the value _Value and predicate _Pred. */
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#define __glibcxx_check_partitioned_upper_pred(_First,_Last,_Value,_Pred) \
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__glibcxx_check_valid_range(_First,_Last); \
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_GLIBCXX_DEBUG_VERIFY(__gnu_debug::__check_partitioned_upper(_First, _Last, \
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_Value, _Pred), \
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_M_message(__gnu_debug::__msg_unpartitioned_pred) \
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._M_iterator(_First, #_First) \
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._M_iterator(_Last, #_Last) \
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._M_string(#_Pred) \
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._M_string(#_Value))
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// Verify that the iterator range [_First, _Last) is a heap
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#define __glibcxx_check_heap(_First,_Last) \
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__glibcxx_check_valid_range(_First,_Last); \
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_GLIBCXX_DEBUG_VERIFY(std::__is_heap(_First, _Last), \
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_M_message(__gnu_debug::__msg_not_heap) \
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._M_iterator(_First, #_First) \
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._M_iterator(_Last, #_Last))
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/** Verify that the iterator range [_First, _Last) is a heap
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w.r.t. the predicate _Pred. */
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#define __glibcxx_check_heap_pred(_First,_Last,_Pred) \
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__glibcxx_check_valid_range(_First,_Last); \
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_GLIBCXX_DEBUG_VERIFY(std::__is_heap(_First, _Last, _Pred), \
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_M_message(__gnu_debug::__msg_not_heap_pred) \
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._M_iterator(_First, #_First) \
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._M_iterator(_Last, #_Last) \
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._M_string(#_Pred))
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#ifdef _GLIBCXX_DEBUG_PEDANTIC
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# define __glibcxx_check_string(_String) _GLIBCXX_DEBUG_ASSERT(_String != 0)
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# define __glibcxx_check_string_len(_String,_Len) \
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_GLIBCXX_DEBUG_ASSERT(_String != 0 || _Len == 0)
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#else
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# define __glibcxx_check_string(_String)
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# define __glibcxx_check_string_len(_String,_Len)
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#endif
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#endif
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